IMA mineral species

Fogoite-(Y)

Ca₂Y₂Na₃Ti(Si₂O₇)₂(OF)F₂

Seidozerite supergroup, sorosilicate mineral.

Fogoite-(Y) specimen
Fogoite-(Y).jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCa₂Y₂Na₃Ti(Si₂O₇)₂(OF)F₂
ElementsCa, Y, Na, Ti, Si, O, F
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFog-Y

“—” means no reliable value in Wikidata yet. Check Mindat for full data.

🌍 Where it's found

Type locality (where it was first described): Água de Pau, Portugal

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.